diff --git a/dokusho-server/src/main/scala/Main.scala b/dokusho-server/src/main/scala/Main.scala
index f64f975..56b03b1 100644
--- a/dokusho-server/src/main/scala/Main.scala
+++ b/dokusho-server/src/main/scala/Main.scala
@@ -1,10 +1,9 @@
 import cats.effect._
-import dokusho.{MongoRepository, MongoService}
-import org.http4s.dsl.io._
-import org.http4s.server.blaze.BlazeBuilder
-import fs2.{Stream, StreamApp}
+import dokusho.{MongoRepository, ReadingHistoryEndpoint, ReadingHistoryService}
 import fs2.StreamApp.ExitCode
+import fs2.{Stream, StreamApp}
 import org.http4s.server.ServerBuilder
+import org.http4s.server.blaze.BlazeBuilder
 
 import scala.concurrent.ExecutionContext.Implicits.global
 
@@ -16,13 +15,14 @@ object Main extends StreamApp[IO]  {
     "test",
     "dokusho")
 
-  val mongoService = new MongoService(mongo)
+  val readingHistoryService = new ReadingHistoryService(mongo)
+  val historyService = new ReadingHistoryEndpoint(readingHistoryService)
 
 
   override def stream(args: List[String], requestShutdown: IO[Unit]): Stream[IO, ExitCode] =
     BlazeBuilder[IO]
       .bindHttp(8080, "0.0.0.0")
-      .mountService(mongoService.routes, "/")
+      .mountService(historyService.routes, "/")
       .withBanner(ServerBuilder.DefaultBanner)
       .serve
 }
\ No newline at end of file
diff --git a/dokusho-server/src/main/scala/dokusho/MongoRepository.scala b/dokusho-server/src/main/scala/dokusho/MongoRepository.scala
index 345ac35..a6353e7 100644
--- a/dokusho-server/src/main/scala/dokusho/MongoRepository.scala
+++ b/dokusho-server/src/main/scala/dokusho/MongoRepository.scala
@@ -1,6 +1,5 @@
 package dokusho
 
-
 import cats.data.OptionT
 import cats.effect.IO
 import io.circe.generic.auto._
diff --git a/dokusho-server/src/main/scala/dokusho/ReadingHistoryEndpoint.scala b/dokusho-server/src/main/scala/dokusho/ReadingHistoryEndpoint.scala
index 5bac040..8e56e18 100644
--- a/dokusho-server/src/main/scala/dokusho/ReadingHistoryEndpoint.scala
+++ b/dokusho-server/src/main/scala/dokusho/ReadingHistoryEndpoint.scala
@@ -27,5 +27,13 @@ class ReadingHistoryEndpoint(readingHistoryService: ReadingHistoryService) {
         json: Json = SuccessfulPut(storedHistory.userId).asJson
         response <- Ok(json)
       } yield response
+    case req@PUT -> Root / "history" / userId / "add" =>
+      implicit val entryDecoder: EntityDecoder[IO, Entry] = jsonOf[IO, Entry]
+      for {
+        entry <- req.as[Entry]
+        storedHistory <- readingHistoryService.addNewEntry(userId, entry )
+        json = storedHistory.map(_.asJson)
+        result <- json.fold(NotFound())(j => Ok(j))
+      } yield result
   }
 }
\ No newline at end of file
diff --git a/dokusho-server/src/main/scala/dokusho/ReadingHistoryService.scala b/dokusho-server/src/main/scala/dokusho/ReadingHistoryService.scala
index 3174314..2af94b1 100644
--- a/dokusho-server/src/main/scala/dokusho/ReadingHistoryService.scala
+++ b/dokusho-server/src/main/scala/dokusho/ReadingHistoryService.scala
@@ -1,5 +1,34 @@
 package dokusho
 
-class ReadingHistoryService {
+import java.time.LocalDate
 
-}
+import cats.data.OptionT
+import cats.effect.IO
+import monocle.macros.GenLens
+
+class ReadingHistoryService(mongoRepository: MongoRepository) {
+
+  def getReadingHistory(userId: String): IO[Option[UserReadingHistory]] =
+    mongoRepository.get(userId)
+
+  def addNewEntry(userId: String, entry: Entry): IO[Option[UserReadingHistory]] = {
+    lazy val update = daysLens.modify(updateDay(entry))
+    OptionT(getReadingHistory(userId))
+      .map(update)
+      .semiflatMap(upsert)
+      .value
+  }
+
+  def upsert(userReadingHistory: UserReadingHistory): IO[UserReadingHistory] =
+    mongoRepository.put(userReadingHistory)
+
+  private lazy val daysLens = GenLens[UserReadingHistory](_.readingHistory.days)
+
+  private def updateDay(entry: Entry)(days: Seq[Day]) = {
+    val newDay = Day(LocalDate.now().atStartOfDay().toString, Seq.empty)
+    val ndays = if (days.exists(_.date == newDay.date)) days else newDay +: days
+
+    ndays.withFilter(d => d.date == LocalDate.now().atStartOfDay().toString)
+      .map(d => d.copy(entries = entry +: d.entries))
+  }
+}
\ No newline at end of file
diff --git a/dokusho/src/app/Client.re b/dokusho/src/app/Client.re
index 7a0c94d..9066495 100644
--- a/dokusho/src/app/Client.re
+++ b/dokusho/src/app/Client.re
@@ -12,11 +12,11 @@ module Client = {
       userId: json |> field("userId", string),
       readingHistory: json |> field("readingHistory", Decoders.parseHistory)
     };
-  let backendURI = "http://192.168.64.4:30908";
-  let internalURI = "http://backend:30908";
+  let backendURI = "http://192.168.64.3:30181";
+  /* let internalURI = "http://backend:30908"; */
   let userHistory = userId =>
     Js.Promise.(
-      Fetch.fetch(internalURI ++ "/history/safe/" ++ userId)
+      Fetch.fetch(backendURI ++ "/history/safe/" ++ userId)
       |> then_(Fetch.Response.json)
       |> then_(resp => resp |> parseResponse |> resolve)
     );
@@ -24,7 +24,7 @@ module Client = {
   let putReadingData = (userId, readingData) =>
     Js.Promise.(
       Fetch.fetchWithInit(
-        internalURI ++ "/history/safe/" ++ userId,
+        backendURI ++ "/history/safe/" ++ userId,
         Fetch.RequestInit.make(
           ~method_=Put,
           ~body=
@@ -40,7 +40,7 @@ module Client = {
     );
   let newEntry = (userId, {kind, value}) => {
     Js.Promise.(
-      Fetch.fetchWithInit(internalURI ++ "/history/" ++ userId ++ "/entries",
+      Fetch.fetchWithInit(backendURI ++ "/history/" ++ userId ++ "/entries",
         Fetch.RequestInit.make(~method_=Post,
         ~body=Fetch.BodyInit.make(Encoders.endcodeInput(kind, value) |> Js.Json.stringify),
         ~headers=jsonHeader,